Senior Machine Learning Engineer

Join Kiefer Tech, a pioneering technology firm in the Green Energy sector with over 12 years of engineering excellence. We specialize in developing advanced AI, robotics, and enterprise solutions, ensuring data sovereignty within the EU. Our commitment to privacy and impactful business results drives our mission to create cutting-edge AI infrastructure, incl…

Join Intralot as a Senior Network EngineerYour Responsibilities:As a Senior Network Engineer, you will be instrumental in delivering top-tier (3rd level) technical support for network-related challenges in our international projects.Key Responsibilities Include:Network Monitoring and Maintenance: Maintain and oversee network equipment across all sites, swiftly responding to alerts and outages.Contribute to the architecture and deployment of innovative solutions while bolstering the resilience of existing network environments.Establish and manage network infrastructures by designing system configurations, overseeing system installations, and defining, documenting, and enforcing system standards.Optimizing Network Performance:Enhance network performance by monitoring metrics, troubleshooting issues and outages, and orchestrating upgrades.Optimize and configure routing, switching, and load-balancing devices.Upgrade network equipment to the latest stable firmware versions.Documentation and Housekeeping:Implement and coordinate necessary housekeeping activities.

Join Mercier Consultancy as a Danish Speaking Customer Support Representative in our dedicated Mobile Banking Services Department. In this vital role, you will be the primary point of contact for our Danish-speaking clients, delivering exceptional support as they explore our mobile banking solutions. Your fluency in Danish will play a crucial role in ensuring a seamless customer experience.This position is perfect for individuals who have a passion for finance and technology. If you excel at problem-solving and find fulfillment in helping customers achieve their goals, we encourage you to apply!Key Responsibilities Deliver customer support in Danish through multiple communication channels including phone, email, and chat. Assist clients with inquiries regarding mobile banking features and services. Document customer interactions and resolutions accurately in our CRM system. Work collaboratively with internal teams to resolve complex client issues. Provide guidance to clients on best practices for utilizing the mobile banking platform. Gather and communicate user feedback to enhance our services. Participate in ongoing training to stay updated on service enhancements.

Join Betsson Group as a Brand Experience Quality Assurance Engineer and play a crucial role in enhancing our customer experience through meticulous quality assurance processes. In this position, you will be responsible for ensuring the highest standards of quality in our products and services, contributing to our mission of providing an exceptional gaming experience.Your expertise will help us identify areas for improvement and implement effective QA methodologies. If you have a passion for quality assurance and a keen eye for detail, we would love to hear from you!

Join Mercier Consultancy, where we are excited to present a fantastic opportunity for a French-Speaking Customer Support Specialist in our Mobile Banking Services Department located in Athens! In this crucial role, you will deliver exceptional support to our French-speaking clients, guiding them through our mobile banking platform and addressing their inquiries with professionalism and care.This role is ideal for individuals who thrive in customer service and have a keen interest in the financial sector. If you are eager to make a meaningful impact in the mobile banking landscape, we invite you to apply!Key ResponsibilitiesHandle customer inquiries in French through phone, email, and chat.Assist clients with questions regarding mobile banking features, applications, and account management.Accurately document client interactions and solutions in our customer support system.Collaborate with internal teams to effectively resolve complex client issues.Provide guidance on best practices for secure mobile banking service usage.Collect client feedback to enhance our services and offerings.Engage in training to stay informed on product features and banking regulations.

Join Mercier Consultancy as we expand our team with a Spanish-Speaking Customer Support Representative in our Mobile Banking Services Department! This pivotal role involves delivering outstanding assistance to our Spanish-speaking clientele, guiding them through our mobile banking platform and addressing any questions they may have. Your fluency in Spanish will be essential in ensuring a smooth banking experience for our customers.If you have a passion for financial services and excel in customer support, we encourage you to apply. You will thrive in our dynamic environment where problem-solving is key!Key Responsibilities Deliver customer support in Spanish through phone, email, and chat Assist clients with questions regarding mobile banking features, transactions, and account management Accurately document all customer interactions and solutions in our CRM system Collaborate closely with technical teams to resolve complex issues Educate customers on best practices for safe and effective use of mobile banking services Collect customer feedback to improve our services Engage in training sessions to stay updated on product features and enhancements

Join our dynamic team at Netcompany1 as a Senior Business Intelligence Engineer! In this pivotal role, you will leverage your expertise to design and implement data-driven solutions that enhance business performance. Your contributions will be crucial in transforming data into actionable insights that drive strategic decision-making.

Join agileactors as a Senior Software Engineer in Test, where you will play a pivotal role in ensuring the quality of our software products. You will leverage your expertise in testing methodologies and software development to design and implement automated tests, contributing to our commitment to excellence and innovation.

Orizon is a leading mobile telecommunications operator that embodies innovation and dynamism within the industry. As a wholly Greek enterprise under the umbrella of Volton Hellenic Energy S.A., we pride ourselves on our commitment to enhancing customer experiences and driving technological advancements.At Orizon, we immerse ourselves in the realities of our clients, continually seeking to redefine standards and prioritize their needs. Our culture is built on listening, understanding, and delivering bespoke solutions.For the third consecutive year, we have been recognized as a Great Place to Work, a testament to our exceptional team and the culture of excellence we foster.We are currently expanding our team in Athens and are on the lookout for a skilled Packet Core Engineer.

Join Mercier Consultancy as a Dutch-Speaking Customer Support Representative in our dynamic Mobile Banking Services Department! In this pivotal role, you will serve as the primary point of contact for our Dutch-speaking customers, assisting them in navigating our mobile banking platform and effectively resolving their inquiries. Your proficiency in Dutch will be essential in delivering outstanding customer service experiences.This opportunity is perfect for individuals who have a passion for financial services and a commitment to customer support. If you excel in fast-paced environments and enjoy problem-solving, we would love to hear from you!Key Responsibilities Deliver customer support in Dutch through phone, email, and chat channels. Address client inquiries related to mobile banking services, application features, and account management. Accurately log client interactions and resolutions in our customer relationship management system. Collaborate closely with technical teams to troubleshoot and resolve complex issues. Educate clients on best practices for safe and effective mobile banking usage. Engage in training sessions to remain informed about product features and enhancements.

Join our team as a Senior Backend Engineer (Python) and engage in a challenging project that focuses on data-intensive processing, system integration, and semantic technologies. In this pivotal role, you will take charge of an established codebase, enhancing its stability and evolving it to meet the project’s demands. This position is perfect for seasoned engineers who thrive in working with complex systems and have a solid grasp of data-driven architectures.Key Responsibilities:Thoroughly analyze and take ownership of an existing Python-based backend.Refactor and optimize backend components with an emphasis on maintainability and performance.Develop and sustain data processing pipelines and integration workflows.Collaborate closely with data and semantic engineers on RDF/SPARQL-driven processes.Contribute to the architectural redesign and technical documentation.Assist with deployment, configuration, and troubleshooting tasks.Ensure high code quality through rigorous reviews, testing, and adherence to best practices.Requirements:A minimum of 3 years of professional experience in backend development.Expertise in Python programming.Experience with:Apache Airflow and AWS.Data-intensive or integration-heavy systems.APIs, batch processing, and backend services.Configuration-driven systems (XML / JSON / YAML).Strong understanding of:Software architecture and design patterns.Debugging and maintaining legacy codebases.Proven experience in complex, multi-stakeholder projects (experience in EU or public-sector projects is a plus).Preferred Qualifications:Familiarity with Semantic Web technologies (RDF, SPARQL, OWL).Experience in data modeling or knowledge-based systems.Exposure to DevOps practices (CI/CD, containerization).Experience in contributing to or maintaining technical documentation (e.g., AsciiDoc, Antora).Benefits:We value talent and commitment, offering the following perks:Attractive full-time salary.Private health insurance under the company’s group plan.Flexible working hours.Access to top-quality tools.Opportunities for professional development, including language courses and specialized training.Career advancement potential by collaborating with leading specialists in the field.A dynamic work environment that encourages personal and professional growth.If you're ready for an exciting challenge, we would love to hear from you!

Optasia is a cutting-edge B2B2X financial technology platform focused on providing innovative solutions in scoring, financial decisioning, disbursement, and collection. We are dedicated to fostering financial inclusion for everyone and transforming the financial landscape.We are on the lookout for passionate and energetic professionals who are results-oriented and possess a can-do attitude. Join our vibrant team of like-minded individuals who are committed to delivering exceptional solutions in a dynamic and innovative environment.Data is the backbone of Optasia’s growth strategy, and our Data Engineering team plays a pivotal role in our success through data-driven decision-making and risk management. We ingest and process data from diverse sources into our expansive data lakehouses, utilizing state-of-the-art open-source big data technology stacks to create robust analytical pipelines.We are searching for a seasoned Senior Data Engineer – Team Leader to guide and motivate a team of two to three Data Engineers. In this role, you will blend hands-on expertise in constructing data infrastructure and pipelines with leadership responsibilities, empowering your team to produce high-quality, scalable, and dependable data solutions that advance Optasia’s objectives.Your ResponsibilitiesLead, mentor, and nurture a team of Data Engineers, promoting collaboration, technical excellence, and professional development.Provide technical guidance and expertise in data engineering, steering the team toward delivering high-quality, scalable data analytical pipelines.Assist in selecting, testing, and deploying data engineering tools, technologies, and methodologies.Design, construct, and enhance end-to-end batch and streaming data analytical pipelines.Develop, maintain, and evolve the organization’s big data infrastructure and core libraries for large-scale data ingestion and processing.Collaborate closely with Solution Architects, Data Assurance Engineers, ML Engineers, and System Administrators for the design, delivery, and support of comprehensive data workflows.Promote best practices in code quality, testing, CI/CD, and data governance, ensuring scalability, performance, and adherence to data protection regulations (e.g., GDPR).Oversee code reviews, align coding standards, and manage the configuration of the big data infrastructure.

Join Our TeamAt Orfium, we are at the forefront of transforming music rights and royalties through innovative technology and data solutions. As a Senior Data Engineer on our CORE team (Centralized Orfium Revenue Engine), you will play a pivotal role in establishing the data foundations for our essential billing and reporting systems. Your expertise will ensure accuracy, scalability, reliability, and cost efficiency, which are crucial for timely invoicing, revenue recognition, and maintaining healthy cash flow for our global clientele.Your responsibilities will include designing, building, and optimizing modern data workflows leveraging technologies such as Airflow, dbt, Snowflake, and AWS. You will enhance data quality, observability, performance, and cost-effectiveness. Working in an Agile Scrum environment, you will collaborate with cross-functional teams including engineering, product, BI, and service delivery to enhance our platform and develop new capabilities that empower creators to receive payment whenever their music is played. As a senior engineer, you will lead by example, mentor team members, influence architectural decisions, engage in design reviews, and promote continuous improvement across our data pipelines and platform reliability.If you are seeking a position where your insights are valued, your ideas can thrive, and your efforts contribute to significant industry advancements while addressing real-world data challenges in a collaborative setting, this opportunity at Orfium is designed for you.

Join Kaizen Gaming as a Senior Backend Engineer and be part of a dynamic Agile team dedicated to crafting innovative solutions for millions of users worldwide. Collaborate with cross-functional teams to drive impactful projects, from user-facing applications to robust backend services, ensuring high performance and reliability. Your expertise will guide the development of scalable systems, turning complex requirements into elegant technological solutions.

Our Values: Trust | Respect | Team SpiritOur Secret: Our talented team members who make a difference through their integrity and expertise!Join Us as a Senior Full-Stack Software EngineerFull-time Contract | Athens, GreeceWe are seeking a highly motivated, adaptable, and detail-oriented Senior Software Engineer with a knack for crafting innovative features. As part of our dynamic team, you will design, develop, and test software solutions that cater to both business requirements and customer needs.Your Responsibilities Will Include:Developing robust, testable features using Angular (version 9 and above) and Java (version 8 and above);Implementing algorithms to tackle complex problems;Facilitating application delivery across various environments using CI/CD practices;Creating technical documentation and proof-of-concepts to guide design decisions;Mentoring and training fellow team members;Planning and executing technology upgrades.

Join Bally's Intralot as a Senior Network EngineerYour Role:As a Senior Network Engineer, you will be essential in providing advanced (3rd level) technical support to resolve network-related challenges for our global initiatives.Key Responsibilities:Network Monitoring and Maintenance:Oversee and maintain network infrastructure across all locations, ensuring timely response to alerts and outages.Contribute to the architectural design and deployment of innovative solutions while bolstering the robustness of existing network environments.Establish and oversee network setups by creating system configurations, guiding installations, and defining, documenting, and enforcing standards.Optimizing Network Performance:Enhance network performance by analyzing performance metrics, diagnosing issues, and coordinating upgrades.Fine-tune and configure routing, switching, and load-balancing devices.Update network devices to the latest stable firmware versions.Maintain Documentation and Implement Housekeeping:Coordinate and execute housekeeping activities to ensure operational efficiency.

Join Kiefer Tech, a pioneering force in the technology sector, where we harness over 12 years of engineering expertise from the Green Energy domain to craft innovative AI, robotics, and enterprise solutions throughout Greece and the EU. Our mission is to construct sovereign AI infrastructure that upholds data privacy within EU borders while driving substantial business outcomes. We are committed to our values of innovation, quality, and sustainable partnerships with clients, which empower us to develop cutting-edge AI infrastructure, including the first authentic Greek Large Language Models and intelligent automation solutions that help organizations flourish.Collaborating with NVIDIA, we merge our sustainable infrastructure knowledge with top-tier AI technology, fostering an ecosystem that drives innovation and augments Greece’s technological independence. Join our team to help shape the AI-driven future.Technology Stack: Python (FastAPI) and TypeScript (Node.js) microservices deployed on Kubernetes, supported by PostgreSQL, Redis, and AWS.Role Overview: As a Senior Backend Engineer within the Sophea platform team, you will be pivotal in defining the architecture for enterprise-grade AI products. Your contributions will enhance system reliability and empower engineering teams to deploy faster and with greater confidence. You will enjoy significant technical autonomy, focusing on innovation rather than maintenance.

Are you ready to enhance operational excellence while delivering exceptional service to our customers? We are in search of an Online Exams & Customer Experience Assistant fluent in German to join our dynamic team at PeopleCert. Your role will be instrumental in ensuring the integrity of our examination processes and elevating customer satisfaction across our global certification services. Be part of our mission and make a significant impact!As an Online Exams & Customer Experience Assistant - German Speaking, your responsibilities will encompass:Customer Service:Deliver outstanding customer support to candidates, testing centers, and various stakeholders using email, chat, and phone communications.Resolve inquiries and issues promptly to guarantee a seamless customer experience throughout the examination and certification lifecycle.Online Proctoring:Ensure the secure and fair administration of certification exams at designated testing centers or online platforms.Uphold exam regulations and protocols to protect the integrity of the certification process.Address any technical or procedural challenges that may arise during examinations.Back-Office Exam Operations:Perform administrative duties related to exam registrations, scheduling, and results processing.Maintain precise and current records in our systems, ensuring compliance with established procedures and standards.Collaborate with cross-functional teams to optimize processes and enhance operational efficiency.General Duties:Foster effective teamwork by collaborating with other departments to achieve optimal outcomes.Adapt to various tasks and duties relevant to the role, employing a flexible and customer-centric approach to support PeopleCert’s global operations across different time zones.Align your work with our core values of “Quality - Passion - Integrity - Innovation” at all times.

Join Mercier Consultancy as a Polish-Speaking Customer Support Representative within our Mobile Banking Services Department! In this pivotal role, you will deliver exceptional support to our Polish-speaking clientele, addressing their inquiries about our mobile banking platform. Your proficiency in Polish will ensure that our customers receive top-tier service and assistance.This opportunity is ideal for individuals with a keen interest in finance and technology. If you have a passion for helping others and excel in a fast-paced environment, we want to hear from you!Key Responsibilities Provide timely responses to customer inquiries in Polish via phone, email, and chat. Assist clients with questions regarding mobile banking services, account management, and transactions. Accurately document client interactions and resolutions in our CRM system. Work collaboratively with internal teams to resolve complex customer issues effectively. Educate clients on best practices for utilizing our mobile banking services. Collect client feedback to enhance our service delivery. Participate in training sessions to improve product knowledge and support skills.

Role overview Ballys Central Lotsa is looking for a Senior Java Software Engineer in Athens, Attikí, Greece. This position focuses on designing, building, and maintaining complex software systems that support core business needs. What you will do Design, implement, and support Java-based software solutions Work with teams across disciplines to clarify and refine project requirements Help ensure deliverables meet quality standards and business goals